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Q. No.Match the following physical quantities with units.
| Physical quantity | Unit | ||
| A. | Molarity | 1. | mol kg–1 |
| B. | Molality | 2. | mol L–1 |
| C. | Pressure | 3. | Candela |
| D. | Luminous intensity | 4. | Pascal |
Codes:
| A | B | C | D | |
| 1. | 1 | 4 | 2 | 3 |
| 2. | 2 | 1 | 4 | 3 |
| 3. | 1 | 4 | 3 | 2 |
| 4. | 4 | 1 | 3 | 2 |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology| List I | List II | ||
| a. | Micro | i. | m |
| b. | Mega | ii. | m |
| c. | Giga | iii. | m |
| d. | Femto | iv. | m |
| a | b | c | d | |
| 1. | i | iv | iii | ii |
| 2. | iii | iv | ii | i |
| 3. | ii | iii | iv | i |
| 4. | i | iii | iv | ii |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIdentify the reaction that does not obey the law of conservation of mass from the provided options:
1.
2.
3.
4.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe numbers 234,000 and 6.0012 can be represented in scientific notation as:
1.
2. 0.234 and
3.
4. 2.34 and 6.0012
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIf the density of the solution is 3.12 g ml-1, then what will be the mass of the 1.5 ml solution in two significant figures?
| 1. | \(4.4~\mathrm{g}\) | 2. | \(4680 \times 10^{3} ~\mathrm{g}\) |
| 3. | \(4.7~\mathrm{g}\) | 4. | \(46.80~\mathrm{g}\) |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIn sodium sulphate (Na2SO4), the mass percent of sodium, sulfur and oxygen is:
1. 32.4%, 45.05%, 22.6%
2. 22.6%, 45.05%, 32.4%
3. 32.4%, 22.6%, 45.05%
4. 45.05%, 32.4%, 22.6%
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyTwo students performed the same experiment separately, and each of them recorded two readings of mass, which are given below. The correct reading of mass is 3.0 g. On the basis of the given data, mark the correct option out of the following statements.
| Students | Readings | |
| (i) | (ii) | |
| A | 3.01 | 2.99 |
| B | 3.05 | 2.95 |
| 1. | The results of both the students' are neither accurate nor precise. |
| 2. | The results of student A are both precise and accurate. |
| 3. | Student B's results are neither precise nor accurate. |
| 4. | The results of student B are both precise and accurate. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe number of significant figures in the numbers 5005, 500.0, and 126,000 are, respectively:
| 1. | 2, 4, and 3 | 2. | 4, 1, and 3 |
| 3. | 4, 4, and 6 | 4. | 4, 4, and 3 |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyMatch the following:
| COLUMN I | COLUMN II | ||
| A. | 88 g of CO2 | 1. | 0.25 mol |
| B. | 6.022×1023 molecules of H2O | 2. | 2 mol |
| C. | 5.6 L of O2 at STP | 3. | 3 mol |
| D. | 96 g of O2 | 4. | 1 mol |
| A | B | C | D | |
| 1. | 2 | 4 | 1 | 3 |
| 2. | 1 | 2 | 3 | 4 |
| 3. | 1 | 4 | 3 | 2 |
| 4. | 4 | 1 | 3 | 2 |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe number of moles present in 2.5 litres of 0.2 M are:
1. 0.25
2. 0.5
3. 0.75
4. 0.2
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologySelect Chapter Topics:
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